CVE-2025-4185 in SecGate 3600
Summary
by MITRE • 05/02/2025
A vulnerability, which was classified as critical, has been found in Wangshen SecGate 3600 2024. This issue affects some unknown processing of the file ?g=obj_area_export_save. The manipulation of the argument file_name leads to path traversal. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 05/02/2025
The vulnerability identified as CVE-2025-4185 represents a critical path traversal flaw within the Wangshen SecGate 3600 2024 security appliance, a device commonly deployed in enterprise network security infrastructures. This vulnerability specifically impacts the file processing functionality associated with the parameter ?g=obj_area_export_save, which serves as an entry point for exporting security configuration data. The flaw stems from inadequate input validation and sanitization of the file_name argument, allowing malicious actors to manipulate file paths and potentially access arbitrary files on the underlying system. The vulnerability's classification as critical reflects the severe implications of successful exploitation, particularly given that the attack vector can be initiated remotely without requiring physical access to the device.
The technical implementation of this path traversal vulnerability enables attackers to manipulate the file_name parameter in such a way that directory traversal sequences like ../ or ..\ are not properly sanitized or filtered. When the system processes the manipulated file_name argument, it fails to validate the input against a whitelist of acceptable file paths or properly resolve the absolute path, allowing the attacker to navigate outside the intended directory structure. This weakness directly aligns with CWE-22, which defines path traversal vulnerabilities as conditions where an attacker can access files and directories stored outside the intended directory by manipulating variables that reference file paths. The attack scenario becomes particularly dangerous when considering that the exploit has been publicly disclosed, meaning that threat actors can readily develop and deploy automated tools to target vulnerable installations.
The operational impact of this vulnerability extends beyond simple unauthorized file access, potentially enabling attackers to extract sensitive configuration data, modify security policies, or even gain deeper system access that could compromise the entire network security infrastructure. The SecGate 3600 2024 appliance serves as a critical security gateway, and compromise of this device could result in complete network infiltration, data exfiltration, or disruption of security controls. The remote exploitation capability means that attackers do not need to be physically present at the site, allowing for widespread impact across multiple installations. Organizations using this security appliance face significant risk as the public disclosure of the exploit means that automated scanning tools can identify vulnerable systems and deploy attacks at scale, potentially affecting numerous enterprise networks that rely on this specific security device for perimeter protection.
The mitigation strategy for this vulnerability requires immediate patch application from the vendor, as the flaw represents an inherent weakness in the software implementation that cannot be effectively addressed through network configuration changes alone. Organizations should implement network segmentation to limit access to the affected appliance, restrict remote administrative access, and employ additional monitoring to detect potential exploitation attempts. The remediation process should include comprehensive network scanning to identify all instances of the vulnerable software, followed by coordinated patch deployment to ensure all devices are properly updated. Security teams should also implement enhanced logging and monitoring of file system access patterns to detect anomalous behavior that might indicate exploitation attempts. Additionally, organizations should consider implementing web application firewalls and input validation controls to add defense in depth layers that could potentially block malicious path traversal attempts even if the primary vulnerability remains unpatched. This vulnerability demonstrates the critical importance of timely security updates and proper input validation in network security appliances, as the compromise of such devices can have cascading effects throughout an organization's security posture.